8250873820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{2689}}^1$

素因数の和:2844

約数の個数: 144

約数和(自身を含む): 21019703040

約数和(自身を除く): 12768829220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 101, 124, 140, 155, 196, 202, 217, 245, 310, 404, 434, 490, 505, 620, 707, 868, 980, 1010, 1085, 1414, 1519, 2020, 2170, 2689, 2828, 3038, 3131, 3535, 4340, 4949, 5378, 6076, 6262, 7070, 7595, 9898, 10756, 12524, 13445, 14140, 15190, 15655, 18823, 19796, 21917, 24745, 26890, 30380, 31310, 37646, 43834, 49490, 53780, 62620, 75292, 83359, 87668, 94115, 98980, 109585, 131761, 153419, 166718, 188230, 219170, 263522, 271589, 306838, 333436, 376460, 416795, 438340, 527044, 543178, 583513, 613676, 658805, 767095, 833590, 1086356, 1167026, 1317610, 1357945, 1534190, 1667180, 1901123, 2334052, 2635220, 2715890, 2917565, 3068380, 3802246, 4084591, 5431780, 5835130, 7604492, 8169182, 8419259, 9505615, 11670260, 13307861, 16338364, 16838518, 19011230, 20422955, 26615722, 33677036, 38022460, 40845910, 42096295, 53231444, 58934813, 66539305, 81691820, 84192590, 117869626, 133078610, 168385180, 235739252, 266157220, 294674065, 412543691, 589348130, 825087382, 1178696260, 1650174764, 2062718455, 4125436910, 8250873820]

約数ペア:

[(1, 8250873820), (2, 4125436910), (4, 2062718455), (5, 1650174764), (7, 1178696260), (10, 825087382), (14, 589348130), (20, 412543691), (28, 294674065), (31, 266157220), (35, 235739252), (49, 168385180), (62, 133078610), (70, 117869626), (98, 84192590), (101, 81691820), (124, 66539305), (140, 58934813), (155, 53231444), (196, 42096295), (202, 40845910), (217, 38022460), (245, 33677036), (310, 26615722), (404, 20422955), (434, 19011230), (490, 16838518), (505, 16338364), (620, 13307861), (707, 11670260), (868, 9505615), (980, 8419259), (1010, 8169182), (1085, 7604492), (1414, 5835130), (1519, 5431780), (2020, 4084591), (2170, 3802246), (2689, 3068380), (2828, 2917565), (3038, 2715890), (3131, 2635220), (3535, 2334052), (4340, 1901123), (4949, 1667180), (5378, 1534190), (6076, 1357945), (6262, 1317610), (7070, 1167026), (7595, 1086356), (9898, 833590), (10756, 767095), (12524, 658805), (13445, 613676), (14140, 583513), (15190, 543178), (15655, 527044), (18823, 438340), (19796, 416795), (21917, 376460), (24745, 333436), (26890, 306838), (30380, 271589), (31310, 263522), (37646, 219170), (43834, 188230), (49490, 166718), (53780, 153419), (62620, 131761), (75292, 109585), (83359, 98980), (87668, 94115)]