20794210750

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{281}}^1$

素因数の和:559

約数の個数: 128

約数和(自身を含む): 41334883200

約数和(自身を除く): 20540672450

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 59, 118, 125, 145, 173, 250, 281, 290, 295, 346, 562, 590, 725, 865, 1405, 1450, 1475, 1711, 1730, 2810, 2950, 3422, 3625, 4325, 5017, 7025, 7250, 7375, 8149, 8555, 8650, 10034, 10207, 14050, 14750, 16298, 16579, 17110, 20414, 21625, 25085, 33158, 35125, 40745, 42775, 43250, 48613, 50170, 51035, 70250, 81490, 82895, 85550, 97226, 102070, 125425, 165790, 203725, 213875, 243065, 250850, 255175, 296003, 407450, 414475, 427750, 480791, 486130, 510350, 592006, 627125, 828950, 961582, 1018625, 1215325, 1254250, 1275875, 1409777, 1480015, 2037250, 2072375, 2403955, 2430650, 2551750, 2819554, 2868167, 2960030, 4144750, 4807910, 5736334, 6076625, 7048885, 7400075, 12019775, 12153250, 14097770, 14340835, 14800150, 24039550, 28681670, 35244425, 37000375, 60098875, 70488850, 71704175, 74000750, 83176843, 120197750, 143408350, 166353686, 176222125, 352444250, 358520875, 415884215, 717041750, 831768430, 2079421075, 4158842150, 10397105375, 20794210750]

約数ペア:

[(1, 20794210750), (2, 10397105375), (5, 4158842150), (10, 2079421075), (25, 831768430), (29, 717041750), (50, 415884215), (58, 358520875), (59, 352444250), (118, 176222125), (125, 166353686), (145, 143408350), (173, 120197750), (250, 83176843), (281, 74000750), (290, 71704175), (295, 70488850), (346, 60098875), (562, 37000375), (590, 35244425), (725, 28681670), (865, 24039550), (1405, 14800150), (1450, 14340835), (1475, 14097770), (1711, 12153250), (1730, 12019775), (2810, 7400075), (2950, 7048885), (3422, 6076625), (3625, 5736334), (4325, 4807910), (5017, 4144750), (7025, 2960030), (7250, 2868167), (7375, 2819554), (8149, 2551750), (8555, 2430650), (8650, 2403955), (10034, 2072375), (10207, 2037250), (14050, 1480015), (14750, 1409777), (16298, 1275875), (16579, 1254250), (17110, 1215325), (20414, 1018625), (21625, 961582), (25085, 828950), (33158, 627125), (35125, 592006), (40745, 510350), (42775, 486130), (43250, 480791), (48613, 427750), (50170, 414475), (51035, 407450), (70250, 296003), (81490, 255175), (82895, 250850), (85550, 243065), (97226, 213875), (102070, 203725), (125425, 165790)]