20131232600

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{75511}}^1$

素因数の和:75601

約数の個数: 96

約数和(自身を含む): 49439216640

約数和(自身を除く): 29307984040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 43, 50, 62, 86, 100, 124, 155, 172, 200, 215, 248, 310, 344, 430, 620, 775, 860, 1075, 1240, 1333, 1550, 1720, 2150, 2666, 3100, 4300, 5332, 6200, 6665, 8600, 10664, 13330, 26660, 33325, 53320, 66650, 75511, 133300, 151022, 266600, 302044, 377555, 604088, 755110, 1510220, 1887775, 2340841, 3020440, 3246973, 3775550, 4681682, 6493946, 7551100, 9363364, 11704205, 12987892, 15102200, 16234865, 18726728, 23408410, 25975784, 32469730, 46816820, 58521025, 64939460, 81174325, 93633640, 100656163, 117042050, 129878920, 162348650, 201312326, 234084100, 324697300, 402624652, 468168200, 503280815, 649394600, 805249304, 1006561630, 2013123260, 2516404075, 4026246520, 5032808150, 10065616300, 20131232600]

約数ペア:

[(1, 20131232600), (2, 10065616300), (4, 5032808150), (5, 4026246520), (8, 2516404075), (10, 2013123260), (20, 1006561630), (25, 805249304), (31, 649394600), (40, 503280815), (43, 468168200), (50, 402624652), (62, 324697300), (86, 234084100), (100, 201312326), (124, 162348650), (155, 129878920), (172, 117042050), (200, 100656163), (215, 93633640), (248, 81174325), (310, 64939460), (344, 58521025), (430, 46816820), (620, 32469730), (775, 25975784), (860, 23408410), (1075, 18726728), (1240, 16234865), (1333, 15102200), (1550, 12987892), (1720, 11704205), (2150, 9363364), (2666, 7551100), (3100, 6493946), (4300, 4681682), (5332, 3775550), (6200, 3246973), (6665, 3020440), (8600, 2340841), (10664, 1887775), (13330, 1510220), (26660, 755110), (33325, 604088), (53320, 377555), (66650, 302044), (75511, 266600), (133300, 151022)]