338552500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{947}}^1$

素因数の和:995

約数の個数: 120

約数和(自身を含む): 870696288

約数和(自身を除く): 532143788

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 125, 130, 143, 220, 250, 260, 275, 286, 325, 500, 550, 572, 625, 650, 715, 947, 1100, 1250, 1300, 1375, 1430, 1625, 1894, 2500, 2750, 2860, 3250, 3575, 3788, 4735, 5500, 6500, 6875, 7150, 8125, 9470, 10417, 12311, 13750, 14300, 16250, 17875, 18940, 20834, 23675, 24622, 27500, 32500, 35750, 41668, 47350, 49244, 52085, 61555, 71500, 89375, 94700, 104170, 118375, 123110, 135421, 178750, 208340, 236750, 246220, 260425, 270842, 307775, 357500, 473500, 520850, 541684, 591875, 615550, 677105, 1041700, 1183750, 1231100, 1302125, 1354210, 1538875, 2367500, 2604250, 2708420, 3077750, 3385525, 5208500, 6155500, 6510625, 6771050, 7694375, 13021250, 13542100, 15388750, 16927625, 26042500, 30777500, 33855250, 67710500, 84638125, 169276250, 338552500]

約数ペア:

[(1, 338552500), (2, 169276250), (4, 84638125), (5, 67710500), (10, 33855250), (11, 30777500), (13, 26042500), (20, 16927625), (22, 15388750), (25, 13542100), (26, 13021250), (44, 7694375), (50, 6771050), (52, 6510625), (55, 6155500), (65, 5208500), (100, 3385525), (110, 3077750), (125, 2708420), (130, 2604250), (143, 2367500), (220, 1538875), (250, 1354210), (260, 1302125), (275, 1231100), (286, 1183750), (325, 1041700), (500, 677105), (550, 615550), (572, 591875), (625, 541684), (650, 520850), (715, 473500), (947, 357500), (1100, 307775), (1250, 270842), (1300, 260425), (1375, 246220), (1430, 236750), (1625, 208340), (1894, 178750), (2500, 135421), (2750, 123110), (2860, 118375), (3250, 104170), (3575, 94700), (3788, 89375), (4735, 71500), (5500, 61555), (6500, 52085), (6875, 49244), (7150, 47350), (8125, 41668), (9470, 35750), (10417, 32500), (12311, 27500), (13750, 24622), (14300, 23675), (16250, 20834), (17875, 18940)]