25101180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1$

素因数の和:676

約数の個数: 144

約数和(自身を含む): 86958144

約数和(自身を除く): 61856964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 631, 663, 765, 780, 884, 1020, 1105, 1170, 1262, 1326, 1530, 1893, 1989, 2210, 2340, 2524, 2652, 3060, 3155, 3315, 3786, 3978, 4420, 5679, 6310, 6630, 7572, 7956, 8203, 9465, 9945, 10727, 11358, 12620, 13260, 16406, 18930, 19890, 21454, 22716, 24609, 28395, 32181, 32812, 37860, 39780, 41015, 42908, 49218, 53635, 56790, 64362, 73827, 82030, 96543, 98436, 107270, 113580, 123045, 128724, 139451, 147654, 160905, 164060, 193086, 214540, 246090, 278902, 295308, 321810, 369135, 386172, 418353, 482715, 492180, 557804, 643620, 697255, 738270, 836706, 965430, 1255059, 1394510, 1476540, 1673412, 1930860, 2091765, 2510118, 2789020, 4183530, 5020236, 6275295, 8367060, 12550590, 25101180]

約数ペア:

[(1, 25101180), (2, 12550590), (3, 8367060), (4, 6275295), (5, 5020236), (6, 4183530), (9, 2789020), (10, 2510118), (12, 2091765), (13, 1930860), (15, 1673412), (17, 1476540), (18, 1394510), (20, 1255059), (26, 965430), (30, 836706), (34, 738270), (36, 697255), (39, 643620), (45, 557804), (51, 492180), (52, 482715), (60, 418353), (65, 386172), (68, 369135), (78, 321810), (85, 295308), (90, 278902), (102, 246090), (117, 214540), (130, 193086), (153, 164060), (156, 160905), (170, 147654), (180, 139451), (195, 128724), (204, 123045), (221, 113580), (234, 107270), (255, 98436), (260, 96543), (306, 82030), (340, 73827), (390, 64362), (442, 56790), (468, 53635), (510, 49218), (585, 42908), (612, 41015), (631, 39780), (663, 37860), (765, 32812), (780, 32181), (884, 28395), (1020, 24609), (1105, 22716), (1170, 21454), (1262, 19890), (1326, 18930), (1530, 16406), (1893, 13260), (1989, 12620), (2210, 11358), (2340, 10727), (2524, 9945), (2652, 9465), (3060, 8203), (3155, 7956), (3315, 7572), (3786, 6630), (3978, 6310), (4420, 5679)]