304898750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:711

約数の個数: 80

約数和(自身を含む): 637670880

約数和(自身を除く): 332772130

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 125, 130, 145, 250, 290, 325, 377, 625, 647, 650, 725, 754, 1250, 1294, 1450, 1625, 1885, 3235, 3250, 3625, 3770, 6470, 7250, 8125, 8411, 9425, 16175, 16250, 16822, 18125, 18763, 18850, 32350, 36250, 37526, 42055, 47125, 80875, 84110, 93815, 94250, 161750, 187630, 210275, 235625, 243919, 404375, 420550, 469075, 471250, 487838, 808750, 938150, 1051375, 1219595, 2102750, 2345375, 2439190, 4690750, 5256875, 6097975, 10513750, 11726875, 12195950, 23453750, 30489875, 60979750, 152449375, 304898750]

約数ペア:

[(1, 304898750), (2, 152449375), (5, 60979750), (10, 30489875), (13, 23453750), (25, 12195950), (26, 11726875), (29, 10513750), (50, 6097975), (58, 5256875), (65, 4690750), (125, 2439190), (130, 2345375), (145, 2102750), (250, 1219595), (290, 1051375), (325, 938150), (377, 808750), (625, 487838), (647, 471250), (650, 469075), (725, 420550), (754, 404375), (1250, 243919), (1294, 235625), (1450, 210275), (1625, 187630), (1885, 161750), (3235, 94250), (3250, 93815), (3625, 84110), (3770, 80875), (6470, 47125), (7250, 42055), (8125, 37526), (8411, 36250), (9425, 32350), (16175, 18850), (16250, 18763), (16822, 18125)]