16719850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 96

約数和(自身を含む): 38854656

約数和(自身を除く): 22134806

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 31, 35, 46, 50, 62, 67, 70, 115, 134, 155, 161, 175, 217, 230, 310, 322, 335, 350, 434, 469, 575, 670, 713, 775, 805, 938, 1085, 1150, 1426, 1541, 1550, 1610, 1675, 2077, 2170, 2345, 3082, 3350, 3565, 4025, 4154, 4690, 4991, 5425, 7130, 7705, 8050, 9982, 10385, 10787, 10850, 11725, 14539, 15410, 17825, 20770, 21574, 23450, 24955, 29078, 35650, 38525, 47771, 49910, 51925, 53935, 72695, 77050, 95542, 103850, 107870, 124775, 145390, 238855, 249550, 269675, 334397, 363475, 477710, 539350, 668794, 726950, 1194275, 1671985, 2388550, 3343970, 8359925, 16719850]

約数ペア:

[(1, 16719850), (2, 8359925), (5, 3343970), (7, 2388550), (10, 1671985), (14, 1194275), (23, 726950), (25, 668794), (31, 539350), (35, 477710), (46, 363475), (50, 334397), (62, 269675), (67, 249550), (70, 238855), (115, 145390), (134, 124775), (155, 107870), (161, 103850), (175, 95542), (217, 77050), (230, 72695), (310, 53935), (322, 51925), (335, 49910), (350, 47771), (434, 38525), (469, 35650), (575, 29078), (670, 24955), (713, 23450), (775, 21574), (805, 20770), (938, 17825), (1085, 15410), (1150, 14539), (1426, 11725), (1541, 10850), (1550, 10787), (1610, 10385), (1675, 9982), (2077, 8050), (2170, 7705), (2345, 7130), (3082, 5425), (3350, 4991), (3565, 4690), (4025, 4154)]