25420620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:295

約数の個数: 96

約数和(自身を含む): 74833920

約数和(自身を除く): 49413300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 79, 93, 124, 155, 158, 173, 186, 237, 310, 316, 346, 372, 395, 465, 474, 519, 620, 692, 790, 865, 930, 948, 1038, 1185, 1580, 1730, 1860, 2076, 2370, 2449, 2595, 3460, 4740, 4898, 5190, 5363, 7347, 9796, 10380, 10726, 12245, 13667, 14694, 16089, 21452, 24490, 26815, 27334, 29388, 32178, 36735, 41001, 48980, 53630, 54668, 64356, 68335, 73470, 80445, 82002, 107260, 136670, 146940, 160890, 164004, 205005, 273340, 321780, 410010, 423677, 820020, 847354, 1271031, 1694708, 2118385, 2542062, 4236770, 5084124, 6355155, 8473540, 12710310, 25420620]

約数ペア:

[(1, 25420620), (2, 12710310), (3, 8473540), (4, 6355155), (5, 5084124), (6, 4236770), (10, 2542062), (12, 2118385), (15, 1694708), (20, 1271031), (30, 847354), (31, 820020), (60, 423677), (62, 410010), (79, 321780), (93, 273340), (124, 205005), (155, 164004), (158, 160890), (173, 146940), (186, 136670), (237, 107260), (310, 82002), (316, 80445), (346, 73470), (372, 68335), (395, 64356), (465, 54668), (474, 53630), (519, 48980), (620, 41001), (692, 36735), (790, 32178), (865, 29388), (930, 27334), (948, 26815), (1038, 24490), (1185, 21452), (1580, 16089), (1730, 14694), (1860, 13667), (2076, 12245), (2370, 10726), (2449, 10380), (2595, 9796), (3460, 7347), (4740, 5363), (4898, 5190)]