31421100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 98806176

約数和(自身を除く): 67385076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 61, 68, 75, 85, 100, 101, 102, 122, 150, 170, 183, 202, 204, 244, 255, 300, 303, 305, 340, 366, 404, 425, 505, 510, 606, 610, 732, 850, 915, 1010, 1020, 1037, 1212, 1220, 1275, 1515, 1525, 1700, 1717, 1830, 2020, 2074, 2525, 2550, 3030, 3050, 3111, 3434, 3660, 4148, 4575, 5050, 5100, 5151, 5185, 6060, 6100, 6161, 6222, 6868, 7575, 8585, 9150, 10100, 10302, 10370, 12322, 12444, 15150, 15555, 17170, 18300, 18483, 20604, 20740, 24644, 25755, 25925, 30300, 30805, 31110, 34340, 36966, 42925, 51510, 51850, 61610, 62220, 73932, 77775, 85850, 92415, 103020, 103700, 104737, 123220, 128775, 154025, 155550, 171700, 184830, 209474, 257550, 308050, 311100, 314211, 369660, 418948, 462075, 515100, 523685, 616100, 628422, 924150, 1047370, 1256844, 1571055, 1848300, 2094740, 2618425, 3142110, 5236850, 6284220, 7855275, 10473700, 15710550, 31421100]

約数ペア:

[(1, 31421100), (2, 15710550), (3, 10473700), (4, 7855275), (5, 6284220), (6, 5236850), (10, 3142110), (12, 2618425), (15, 2094740), (17, 1848300), (20, 1571055), (25, 1256844), (30, 1047370), (34, 924150), (50, 628422), (51, 616100), (60, 523685), (61, 515100), (68, 462075), (75, 418948), (85, 369660), (100, 314211), (101, 311100), (102, 308050), (122, 257550), (150, 209474), (170, 184830), (183, 171700), (202, 155550), (204, 154025), (244, 128775), (255, 123220), (300, 104737), (303, 103700), (305, 103020), (340, 92415), (366, 85850), (404, 77775), (425, 73932), (505, 62220), (510, 61610), (606, 51850), (610, 51510), (732, 42925), (850, 36966), (915, 34340), (1010, 31110), (1020, 30805), (1037, 30300), (1212, 25925), (1220, 25755), (1275, 24644), (1515, 20740), (1525, 20604), (1700, 18483), (1717, 18300), (1830, 17170), (2020, 15555), (2074, 15150), (2525, 12444), (2550, 12322), (3030, 10370), (3050, 10302), (3111, 10100), (3434, 9150), (3660, 8585), (4148, 7575), (4575, 6868), (5050, 6222), (5100, 6161), (5151, 6100), (5185, 6060)]