902188970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{3259}}^1$

素因数の和:3363

約数の個数: 64

約数和(自身を含む): 1802649600

約数和(自身を除く): 900460630

約数列:

[1, 2, 5, 10, 19, 31, 38, 47, 62, 94, 95, 155, 190, 235, 310, 470, 589, 893, 1178, 1457, 1786, 2914, 2945, 3259, 4465, 5890, 6518, 7285, 8930, 14570, 16295, 27683, 32590, 55366, 61921, 101029, 123842, 138415, 153173, 202058, 276830, 306346, 309605, 505145, 619210, 765865, 1010290, 1531730, 1919551, 2910287, 3839102, 4748363, 5820574, 9496726, 9597755, 14551435, 19195510, 23741815, 29102870, 47483630, 90218897, 180437794, 451094485, 902188970]

約数ペア:

[(1, 902188970), (2, 451094485), (5, 180437794), (10, 90218897), (19, 47483630), (31, 29102870), (38, 23741815), (47, 19195510), (62, 14551435), (94, 9597755), (95, 9496726), (155, 5820574), (190, 4748363), (235, 3839102), (310, 2910287), (470, 1919551), (589, 1531730), (893, 1010290), (1178, 765865), (1457, 619210), (1786, 505145), (2914, 309605), (2945, 306346), (3259, 276830), (4465, 202058), (5890, 153173), (6518, 138415), (7285, 123842), (8930, 101029), (14570, 61921), (16295, 55366), (27683, 32590)]