159994100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 419306496

約数和(自身を除く): 259312396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 73, 100, 101, 124, 140, 146, 155, 175, 202, 217, 292, 310, 350, 365, 404, 434, 505, 511, 620, 700, 707, 730, 775, 868, 1010, 1022, 1085, 1414, 1460, 1550, 1825, 2020, 2044, 2170, 2263, 2525, 2555, 2828, 3100, 3131, 3535, 3650, 4340, 4526, 5050, 5110, 5425, 6262, 7070, 7300, 7373, 9052, 10100, 10220, 10850, 11315, 12524, 12775, 14140, 14746, 15655, 15841, 17675, 21700, 21917, 22630, 25550, 29492, 31310, 31682, 35350, 36865, 43834, 45260, 51100, 51611, 56575, 62620, 63364, 70700, 73730, 78275, 79205, 87668, 103222, 109585, 113150, 147460, 156550, 158410, 184325, 206444, 219170, 226300, 228563, 258055, 313100, 316820, 368650, 396025, 438340, 457126, 516110, 547925, 737300, 792050, 914252, 1032220, 1095850, 1142815, 1290275, 1584100, 1599941, 2191700, 2285630, 2580550, 3199882, 4571260, 5161100, 5714075, 6399764, 7999705, 11428150, 15999410, 22856300, 31998820, 39998525, 79997050, 159994100]

約数ペア:

[(1, 159994100), (2, 79997050), (4, 39998525), (5, 31998820), (7, 22856300), (10, 15999410), (14, 11428150), (20, 7999705), (25, 6399764), (28, 5714075), (31, 5161100), (35, 4571260), (50, 3199882), (62, 2580550), (70, 2285630), (73, 2191700), (100, 1599941), (101, 1584100), (124, 1290275), (140, 1142815), (146, 1095850), (155, 1032220), (175, 914252), (202, 792050), (217, 737300), (292, 547925), (310, 516110), (350, 457126), (365, 438340), (404, 396025), (434, 368650), (505, 316820), (511, 313100), (620, 258055), (700, 228563), (707, 226300), (730, 219170), (775, 206444), (868, 184325), (1010, 158410), (1022, 156550), (1085, 147460), (1414, 113150), (1460, 109585), (1550, 103222), (1825, 87668), (2020, 79205), (2044, 78275), (2170, 73730), (2263, 70700), (2525, 63364), (2555, 62620), (2828, 56575), (3100, 51611), (3131, 51100), (3535, 45260), (3650, 43834), (4340, 36865), (4526, 35350), (5050, 31682), (5110, 31310), (5425, 29492), (6262, 25550), (7070, 22630), (7300, 21917), (7373, 21700), (9052, 17675), (10100, 15841), (10220, 15655), (10850, 14746), (11315, 14140), (12524, 12775)]