25043720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2833}}^1$

素因数の和:2874

約数の個数: 64

約数和(自身を含む): 64275120

約数和(自身を除く): 39231400

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 2833, 4420, 5666, 8840, 11332, 14165, 22664, 28330, 36829, 48161, 56660, 73658, 96322, 113320, 147316, 184145, 192644, 240805, 294632, 368290, 385288, 481610, 626093, 736580, 963220, 1252186, 1473160, 1926440, 2504372, 3130465, 5008744, 6260930, 12521860, 25043720]

約数ペア:

[(1, 25043720), (2, 12521860), (4, 6260930), (5, 5008744), (8, 3130465), (10, 2504372), (13, 1926440), (17, 1473160), (20, 1252186), (26, 963220), (34, 736580), (40, 626093), (52, 481610), (65, 385288), (68, 368290), (85, 294632), (104, 240805), (130, 192644), (136, 184145), (170, 147316), (221, 113320), (260, 96322), (340, 73658), (442, 56660), (520, 48161), (680, 36829), (884, 28330), (1105, 22664), (1768, 14165), (2210, 11332), (2833, 8840), (4420, 5666)]