2028096875

素因数分解:

$5^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 3149798400

約数和(自身を除く): 1121701525

約数列:

[1, 5, 7, 23, 25, 29, 35, 115, 125, 139, 145, 161, 175, 203, 575, 625, 667, 695, 725, 805, 875, 973, 1015, 2875, 3125, 3197, 3335, 3475, 3625, 4025, 4031, 4375, 4669, 4865, 5075, 14375, 15985, 16675, 17375, 18125, 20125, 20155, 21875, 22379, 23345, 24325, 25375, 28217, 71875, 79925, 83375, 86875, 90625, 92713, 100625, 100775, 111895, 116725, 121625, 126875, 141085, 399625, 416875, 434375, 463565, 503125, 503875, 559475, 583625, 608125, 634375, 648991, 705425, 1998125, 2084375, 2317825, 2519375, 2797375, 2918125, 3040625, 3244955, 3527125, 9990625, 11589125, 12596875, 13986875, 14590625, 16224775, 17635625, 57945625, 69934375, 81123875, 88178125, 289728125, 405619375, 2028096875]

約数ペア:

[(1, 2028096875), (5, 405619375), (7, 289728125), (23, 88178125), (25, 81123875), (29, 69934375), (35, 57945625), (115, 17635625), (125, 16224775), (139, 14590625), (145, 13986875), (161, 12596875), (175, 11589125), (203, 9990625), (575, 3527125), (625, 3244955), (667, 3040625), (695, 2918125), (725, 2797375), (805, 2519375), (875, 2317825), (973, 2084375), (1015, 1998125), (2875, 705425), (3125, 648991), (3197, 634375), (3335, 608125), (3475, 583625), (3625, 559475), (4025, 503875), (4031, 503125), (4375, 463565), (4669, 434375), (4865, 416875), (5075, 399625), (14375, 141085), (15985, 126875), (16675, 121625), (17375, 116725), (18125, 111895), (20125, 100775), (20155, 100625), (21875, 92713), (22379, 90625), (23345, 86875), (24325, 83375), (25375, 79925), (28217, 71875)]