101888800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:231

約数の個数: 144

約数和(自身を含む): 273310632

約数和(自身を除く): 171421832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 97, 100, 101, 104, 130, 160, 194, 200, 202, 208, 260, 325, 388, 400, 404, 416, 485, 505, 520, 650, 776, 800, 808, 970, 1010, 1040, 1261, 1300, 1313, 1552, 1616, 1940, 2020, 2080, 2425, 2522, 2525, 2600, 2626, 3104, 3232, 3880, 4040, 4850, 5044, 5050, 5200, 5252, 6305, 6565, 7760, 8080, 9700, 9797, 10088, 10100, 10400, 10504, 12610, 13130, 15520, 16160, 19400, 19594, 20176, 20200, 21008, 25220, 26260, 31525, 32825, 38800, 39188, 40352, 40400, 42016, 48985, 50440, 52520, 63050, 65650, 77600, 78376, 80800, 97970, 100880, 105040, 126100, 127361, 131300, 156752, 195940, 201760, 210080, 244925, 252200, 254722, 262600, 313504, 391880, 489850, 504400, 509444, 525200, 636805, 783760, 979700, 1008800, 1018888, 1050400, 1273610, 1567520, 1959400, 2037776, 2547220, 3184025, 3918800, 4075552, 5094440, 6368050, 7837600, 10188880, 12736100, 20377760, 25472200, 50944400, 101888800]

約数ペア:

[(1, 101888800), (2, 50944400), (4, 25472200), (5, 20377760), (8, 12736100), (10, 10188880), (13, 7837600), (16, 6368050), (20, 5094440), (25, 4075552), (26, 3918800), (32, 3184025), (40, 2547220), (50, 2037776), (52, 1959400), (65, 1567520), (80, 1273610), (97, 1050400), (100, 1018888), (101, 1008800), (104, 979700), (130, 783760), (160, 636805), (194, 525200), (200, 509444), (202, 504400), (208, 489850), (260, 391880), (325, 313504), (388, 262600), (400, 254722), (404, 252200), (416, 244925), (485, 210080), (505, 201760), (520, 195940), (650, 156752), (776, 131300), (800, 127361), (808, 126100), (970, 105040), (1010, 100880), (1040, 97970), (1261, 80800), (1300, 78376), (1313, 77600), (1552, 65650), (1616, 63050), (1940, 52520), (2020, 50440), (2080, 48985), (2425, 42016), (2522, 40400), (2525, 40352), (2600, 39188), (2626, 38800), (3104, 32825), (3232, 31525), (3880, 26260), (4040, 25220), (4850, 21008), (5044, 20200), (5050, 20176), (5200, 19594), (5252, 19400), (6305, 16160), (6565, 15520), (7760, 13130), (8080, 12610), (9700, 10504), (9797, 10400), (10088, 10100)]