195654020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1053

約数の個数: 96

約数和(自身を含む): 473195520

約数和(自身を除く): 277541500

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 31, 34, 38, 62, 68, 76, 85, 95, 124, 155, 170, 190, 310, 323, 340, 380, 527, 589, 620, 646, 977, 1054, 1178, 1292, 1615, 1954, 2108, 2356, 2635, 2945, 3230, 3908, 4885, 5270, 5890, 6460, 9770, 10013, 10540, 11780, 16609, 18563, 19540, 20026, 30287, 33218, 37126, 40052, 50065, 60574, 66436, 74252, 83045, 92815, 100130, 121148, 151435, 166090, 185630, 200260, 302870, 315571, 332180, 371260, 514879, 575453, 605740, 631142, 1029758, 1150906, 1262284, 1577855, 2059516, 2301812, 2574395, 2877265, 3155710, 5148790, 5754530, 6311420, 9782701, 10297580, 11509060, 19565402, 39130804, 48913505, 97827010, 195654020]

約数ペア:

[(1, 195654020), (2, 97827010), (4, 48913505), (5, 39130804), (10, 19565402), (17, 11509060), (19, 10297580), (20, 9782701), (31, 6311420), (34, 5754530), (38, 5148790), (62, 3155710), (68, 2877265), (76, 2574395), (85, 2301812), (95, 2059516), (124, 1577855), (155, 1262284), (170, 1150906), (190, 1029758), (310, 631142), (323, 605740), (340, 575453), (380, 514879), (527, 371260), (589, 332180), (620, 315571), (646, 302870), (977, 200260), (1054, 185630), (1178, 166090), (1292, 151435), (1615, 121148), (1954, 100130), (2108, 92815), (2356, 83045), (2635, 74252), (2945, 66436), (3230, 60574), (3908, 50065), (4885, 40052), (5270, 37126), (5890, 33218), (6460, 30287), (9770, 20026), (10013, 19540), (10540, 18563), (11780, 16609)]