1004025100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:476

約数の個数: 144

約数和(自身を含む): 2508026976

約数和(自身を除く): 1504001876

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 181, 221, 251, 260, 325, 340, 362, 425, 442, 502, 650, 724, 850, 884, 905, 1004, 1105, 1255, 1300, 1700, 1810, 2210, 2353, 2510, 3077, 3263, 3620, 4267, 4420, 4525, 4706, 5020, 5525, 6154, 6275, 6526, 8534, 9050, 9412, 11050, 11765, 12308, 12550, 13052, 15385, 16315, 17068, 18100, 21335, 22100, 23530, 25100, 30770, 32630, 40001, 42670, 45431, 47060, 55471, 58825, 61540, 65260, 76925, 80002, 81575, 85340, 90862, 106675, 110942, 117650, 153850, 160004, 163150, 181724, 200005, 213350, 221884, 227155, 235300, 277355, 307700, 326300, 400010, 426700, 454310, 554710, 590603, 772327, 800020, 908620, 1000025, 1109420, 1135775, 1181206, 1386775, 1544654, 2000050, 2271550, 2362412, 2773550, 2953015, 3089308, 3861635, 4000100, 4543100, 5547100, 5906030, 7723270, 10040251, 11812060, 14765075, 15446540, 19308175, 20080502, 29530150, 38616350, 40161004, 50201255, 59060300, 77232700, 100402510, 200805020, 251006275, 502012550, 1004025100]

約数ペア:

[(1, 1004025100), (2, 502012550), (4, 251006275), (5, 200805020), (10, 100402510), (13, 77232700), (17, 59060300), (20, 50201255), (25, 40161004), (26, 38616350), (34, 29530150), (50, 20080502), (52, 19308175), (65, 15446540), (68, 14765075), (85, 11812060), (100, 10040251), (130, 7723270), (170, 5906030), (181, 5547100), (221, 4543100), (251, 4000100), (260, 3861635), (325, 3089308), (340, 2953015), (362, 2773550), (425, 2362412), (442, 2271550), (502, 2000050), (650, 1544654), (724, 1386775), (850, 1181206), (884, 1135775), (905, 1109420), (1004, 1000025), (1105, 908620), (1255, 800020), (1300, 772327), (1700, 590603), (1810, 554710), (2210, 454310), (2353, 426700), (2510, 400010), (3077, 326300), (3263, 307700), (3620, 277355), (4267, 235300), (4420, 227155), (4525, 221884), (4706, 213350), (5020, 200005), (5525, 181724), (6154, 163150), (6275, 160004), (6526, 153850), (8534, 117650), (9050, 110942), (9412, 106675), (11050, 90862), (11765, 85340), (12308, 81575), (12550, 80002), (13052, 76925), (15385, 65260), (16315, 61540), (17068, 58825), (18100, 55471), (21335, 47060), (22100, 45431), (23530, 42670), (25100, 40001), (30770, 32630)]