31265550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:163

約数の個数: 144

約数和(自身を含む): 91748592

約数和(自身を除く): 60483042

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 45, 50, 51, 61, 67, 75, 85, 90, 102, 122, 134, 150, 153, 170, 183, 201, 225, 255, 305, 306, 335, 366, 402, 425, 450, 510, 549, 603, 610, 670, 765, 850, 915, 1005, 1037, 1098, 1139, 1206, 1275, 1525, 1530, 1675, 1830, 2010, 2074, 2278, 2550, 2745, 3015, 3050, 3111, 3350, 3417, 3825, 4087, 4575, 5025, 5185, 5490, 5695, 6030, 6222, 6834, 7650, 8174, 9150, 9333, 10050, 10251, 10370, 11390, 12261, 13725, 15075, 15555, 17085, 18666, 20435, 20502, 24522, 25925, 27450, 28475, 30150, 31110, 34170, 36783, 40870, 46665, 51255, 51850, 56950, 61305, 69479, 73566, 77775, 85425, 93330, 102175, 102510, 122610, 138958, 155550, 170850, 183915, 204350, 208437, 233325, 256275, 306525, 347395, 367830, 416874, 466650, 512550, 613050, 625311, 694790, 919575, 1042185, 1250622, 1736975, 1839150, 2084370, 3126555, 3473950, 5210925, 6253110, 10421850, 15632775, 31265550]

約数ペア:

[(1, 31265550), (2, 15632775), (3, 10421850), (5, 6253110), (6, 5210925), (9, 3473950), (10, 3126555), (15, 2084370), (17, 1839150), (18, 1736975), (25, 1250622), (30, 1042185), (34, 919575), (45, 694790), (50, 625311), (51, 613050), (61, 512550), (67, 466650), (75, 416874), (85, 367830), (90, 347395), (102, 306525), (122, 256275), (134, 233325), (150, 208437), (153, 204350), (170, 183915), (183, 170850), (201, 155550), (225, 138958), (255, 122610), (305, 102510), (306, 102175), (335, 93330), (366, 85425), (402, 77775), (425, 73566), (450, 69479), (510, 61305), (549, 56950), (603, 51850), (610, 51255), (670, 46665), (765, 40870), (850, 36783), (915, 34170), (1005, 31110), (1037, 30150), (1098, 28475), (1139, 27450), (1206, 25925), (1275, 24522), (1525, 20502), (1530, 20435), (1675, 18666), (1830, 17085), (2010, 15555), (2074, 15075), (2278, 13725), (2550, 12261), (2745, 11390), (3015, 10370), (3050, 10251), (3111, 10050), (3350, 9333), (3417, 9150), (3825, 8174), (4087, 7650), (4575, 6834), (5025, 6222), (5185, 6030), (5490, 5695)]