72167380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 170698752

約数和(自身を除く): 98531372

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 41, 62, 68, 82, 85, 124, 155, 164, 167, 170, 205, 310, 334, 340, 410, 527, 620, 668, 697, 820, 835, 1054, 1271, 1394, 1670, 2108, 2542, 2635, 2788, 2839, 3340, 3485, 5084, 5177, 5270, 5678, 6355, 6847, 6970, 10354, 10540, 11356, 12710, 13694, 13940, 14195, 20708, 21607, 25420, 25885, 27388, 28390, 34235, 43214, 51770, 56780, 68470, 86428, 88009, 103540, 108035, 116399, 136940, 176018, 212257, 216070, 232798, 352036, 424514, 432140, 440045, 465596, 581995, 849028, 880090, 1061285, 1163990, 1760180, 2122570, 2327980, 3608369, 4245140, 7216738, 14433476, 18041845, 36083690, 72167380]

約数ペア:

[(1, 72167380), (2, 36083690), (4, 18041845), (5, 14433476), (10, 7216738), (17, 4245140), (20, 3608369), (31, 2327980), (34, 2122570), (41, 1760180), (62, 1163990), (68, 1061285), (82, 880090), (85, 849028), (124, 581995), (155, 465596), (164, 440045), (167, 432140), (170, 424514), (205, 352036), (310, 232798), (334, 216070), (340, 212257), (410, 176018), (527, 136940), (620, 116399), (668, 108035), (697, 103540), (820, 88009), (835, 86428), (1054, 68470), (1271, 56780), (1394, 51770), (1670, 43214), (2108, 34235), (2542, 28390), (2635, 27388), (2788, 25885), (2839, 25420), (3340, 21607), (3485, 20708), (5084, 14195), (5177, 13940), (5270, 13694), (5678, 12710), (6355, 11356), (6847, 10540), (6970, 10354)]