20149282500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{1291}}^1\times {\mathrm{2081}}^1$

素因数の和:3399

約数の個数: 120

約数和(自身を含む): 58823695392

約数和(自身を除く): 38674412892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 625, 750, 1250, 1291, 1500, 1875, 2081, 2500, 2582, 3750, 3873, 4162, 5164, 6243, 6455, 7500, 7746, 8324, 10405, 12486, 12910, 15492, 19365, 20810, 24972, 25820, 31215, 32275, 38730, 41620, 52025, 62430, 64550, 77460, 96825, 104050, 124860, 129100, 156075, 161375, 193650, 208100, 260125, 312150, 322750, 387300, 484125, 520250, 624300, 645500, 780375, 806875, 968250, 1040500, 1300625, 1560750, 1613750, 1936500, 2420625, 2601250, 2686571, 3121500, 3227500, 3901875, 4841250, 5202500, 5373142, 7803750, 8059713, 9682500, 10746284, 13432855, 15607500, 16119426, 26865710, 32238852, 40298565, 53731420, 67164275, 80597130, 134328550, 161194260, 201492825, 268657100, 335821375, 402985650, 671642750, 805971300, 1007464125, 1343285500, 1679106875, 2014928250, 3358213750, 4029856500, 5037320625, 6716427500, 10074641250, 20149282500]

約数ペア:

[(1, 20149282500), (2, 10074641250), (3, 6716427500), (4, 5037320625), (5, 4029856500), (6, 3358213750), (10, 2014928250), (12, 1679106875), (15, 1343285500), (20, 1007464125), (25, 805971300), (30, 671642750), (50, 402985650), (60, 335821375), (75, 268657100), (100, 201492825), (125, 161194260), (150, 134328550), (250, 80597130), (300, 67164275), (375, 53731420), (500, 40298565), (625, 32238852), (750, 26865710), (1250, 16119426), (1291, 15607500), (1500, 13432855), (1875, 10746284), (2081, 9682500), (2500, 8059713), (2582, 7803750), (3750, 5373142), (3873, 5202500), (4162, 4841250), (5164, 3901875), (6243, 3227500), (6455, 3121500), (7500, 2686571), (7746, 2601250), (8324, 2420625), (10405, 1936500), (12486, 1613750), (12910, 1560750), (15492, 1300625), (19365, 1040500), (20810, 968250), (24972, 806875), (25820, 780375), (31215, 645500), (32275, 624300), (38730, 520250), (41620, 484125), (52025, 387300), (62430, 322750), (64550, 312150), (77460, 260125), (96825, 208100), (104050, 193650), (124860, 161375), (129100, 156075)]