76709500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:165

約数の個数: 144

約数和(自身を含む): 203164416

約数和(自身を除く): 126454916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 49, 50, 62, 70, 98, 100, 101, 124, 125, 140, 155, 175, 196, 202, 217, 245, 250, 310, 350, 404, 434, 490, 500, 505, 620, 700, 707, 775, 868, 875, 980, 1010, 1085, 1225, 1414, 1519, 1550, 1750, 2020, 2170, 2450, 2525, 2828, 3038, 3100, 3131, 3500, 3535, 3875, 4340, 4900, 4949, 5050, 5425, 6076, 6125, 6262, 7070, 7595, 7750, 9898, 10100, 10850, 12250, 12524, 12625, 14140, 15190, 15500, 15655, 17675, 19796, 21700, 21917, 24500, 24745, 25250, 27125, 30380, 31310, 35350, 37975, 43834, 49490, 50500, 54250, 62620, 70700, 75950, 78275, 87668, 88375, 98980, 108500, 109585, 123725, 151900, 153419, 156550, 176750, 189875, 219170, 247450, 306838, 313100, 353500, 379750, 391375, 438340, 494900, 547925, 613676, 618625, 759500, 767095, 782750, 1095850, 1237250, 1534190, 1565500, 2191700, 2474500, 2739625, 3068380, 3835475, 5479250, 7670950, 10958500, 15341900, 19177375, 38354750, 76709500]

約数ペア:

[(1, 76709500), (2, 38354750), (4, 19177375), (5, 15341900), (7, 10958500), (10, 7670950), (14, 5479250), (20, 3835475), (25, 3068380), (28, 2739625), (31, 2474500), (35, 2191700), (49, 1565500), (50, 1534190), (62, 1237250), (70, 1095850), (98, 782750), (100, 767095), (101, 759500), (124, 618625), (125, 613676), (140, 547925), (155, 494900), (175, 438340), (196, 391375), (202, 379750), (217, 353500), (245, 313100), (250, 306838), (310, 247450), (350, 219170), (404, 189875), (434, 176750), (490, 156550), (500, 153419), (505, 151900), (620, 123725), (700, 109585), (707, 108500), (775, 98980), (868, 88375), (875, 87668), (980, 78275), (1010, 75950), (1085, 70700), (1225, 62620), (1414, 54250), (1519, 50500), (1550, 49490), (1750, 43834), (2020, 37975), (2170, 35350), (2450, 31310), (2525, 30380), (2828, 27125), (3038, 25250), (3100, 24745), (3131, 24500), (3500, 21917), (3535, 21700), (3875, 19796), (4340, 17675), (4900, 15655), (4949, 15500), (5050, 15190), (5425, 14140), (6076, 12625), (6125, 12524), (6262, 12250), (7070, 10850), (7595, 10100), (7750, 9898)]