20508711550

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{1069}}^1$

素因数の和:1342

約数の個数: 96

約数和(自身を含む): 40194079200

約数和(自身を除く): 19685367650

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 101, 131, 145, 202, 262, 290, 505, 655, 725, 1010, 1069, 1310, 1450, 2138, 2525, 2929, 3275, 3799, 5050, 5345, 5858, 6550, 7598, 10690, 13231, 14645, 18995, 26462, 26725, 29290, 31001, 37990, 53450, 62002, 66155, 73225, 94975, 107969, 132310, 140039, 146450, 155005, 189950, 215938, 280078, 310010, 330775, 383699, 539845, 661550, 700195, 767398, 775025, 1079690, 1400390, 1550050, 1918495, 2699225, 3131101, 3500975, 3836990, 4061131, 5398450, 6262202, 7001950, 8122262, 9592475, 14143939, 15655505, 19184950, 20305655, 28287878, 31311010, 40611310, 70719695, 78277525, 101528275, 141439390, 156555050, 203056550, 353598475, 410174231, 707196950, 820348462, 2050871155, 4101742310, 10254355775, 20508711550]

約数ペア:

[(1, 20508711550), (2, 10254355775), (5, 4101742310), (10, 2050871155), (25, 820348462), (29, 707196950), (50, 410174231), (58, 353598475), (101, 203056550), (131, 156555050), (145, 141439390), (202, 101528275), (262, 78277525), (290, 70719695), (505, 40611310), (655, 31311010), (725, 28287878), (1010, 20305655), (1069, 19184950), (1310, 15655505), (1450, 14143939), (2138, 9592475), (2525, 8122262), (2929, 7001950), (3275, 6262202), (3799, 5398450), (5050, 4061131), (5345, 3836990), (5858, 3500975), (6550, 3131101), (7598, 2699225), (10690, 1918495), (13231, 1550050), (14645, 1400390), (18995, 1079690), (26462, 775025), (26725, 767398), (29290, 700195), (31001, 661550), (37990, 539845), (53450, 383699), (62002, 330775), (66155, 310010), (73225, 280078), (94975, 215938), (107969, 189950), (132310, 155005), (140039, 146450)]