2521912900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:494

約数の個数: 144

約数和(自身を含む): 6063361920

約数和(自身を除く): 3541449020

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 71, 89, 100, 130, 142, 178, 260, 284, 307, 325, 355, 356, 445, 614, 650, 710, 890, 923, 1157, 1228, 1300, 1420, 1535, 1775, 1780, 1846, 2225, 2314, 3070, 3550, 3692, 3991, 4450, 4615, 4628, 5785, 6140, 6319, 7100, 7675, 7982, 8900, 9230, 11570, 12638, 15350, 15964, 18460, 19955, 21797, 23075, 23140, 25276, 27323, 28925, 30700, 31595, 39910, 43594, 46150, 54646, 57850, 63190, 79820, 82147, 87188, 92300, 99775, 108985, 109292, 115700, 126380, 136615, 157975, 164294, 199550, 217970, 273230, 283361, 315950, 328588, 355199, 399100, 410735, 435940, 544925, 546460, 566722, 631900, 683075, 710398, 821470, 1089850, 1133444, 1366150, 1416805, 1420796, 1642940, 1775995, 1939933, 2053675, 2179700, 2732300, 2833610, 3551990, 3879866, 4107350, 5667220, 7084025, 7103980, 7759732, 8214700, 8879975, 9699665, 14168050, 17759950, 19399330, 25219129, 28336100, 35519900, 38798660, 48498325, 50438258, 96996650, 100876516, 126095645, 193993300, 252191290, 504382580, 630478225, 1260956450, 2521912900]

約数ペア:

[(1, 2521912900), (2, 1260956450), (4, 630478225), (5, 504382580), (10, 252191290), (13, 193993300), (20, 126095645), (25, 100876516), (26, 96996650), (50, 50438258), (52, 48498325), (65, 38798660), (71, 35519900), (89, 28336100), (100, 25219129), (130, 19399330), (142, 17759950), (178, 14168050), (260, 9699665), (284, 8879975), (307, 8214700), (325, 7759732), (355, 7103980), (356, 7084025), (445, 5667220), (614, 4107350), (650, 3879866), (710, 3551990), (890, 2833610), (923, 2732300), (1157, 2179700), (1228, 2053675), (1300, 1939933), (1420, 1775995), (1535, 1642940), (1775, 1420796), (1780, 1416805), (1846, 1366150), (2225, 1133444), (2314, 1089850), (3070, 821470), (3550, 710398), (3692, 683075), (3991, 631900), (4450, 566722), (4615, 546460), (4628, 544925), (5785, 435940), (6140, 410735), (6319, 399100), (7100, 355199), (7675, 328588), (7982, 315950), (8900, 283361), (9230, 273230), (11570, 217970), (12638, 199550), (15350, 164294), (15964, 157975), (18460, 136615), (19955, 126380), (21797, 115700), (23075, 109292), (23140, 108985), (25276, 99775), (27323, 92300), (28925, 87188), (30700, 82147), (31595, 79820), (39910, 63190), (43594, 57850), (46150, 54646)]