788902415

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 1180680192

約数和(自身を除く): 391777777

約数列:

[1, 5, 7, 23, 31, 35, 101, 115, 155, 161, 217, 313, 505, 707, 713, 805, 1085, 1565, 2191, 2323, 3131, 3535, 3565, 4991, 7199, 9703, 10955, 11615, 15655, 16261, 21917, 24955, 31613, 35995, 48515, 50393, 67921, 72013, 81305, 109585, 158065, 221291, 223169, 251965, 339605, 360065, 504091, 727099, 980003, 1106455, 1115845, 1562183, 2520455, 3635495, 4900015, 5089693, 6860021, 7810915, 22540069, 25448465, 34300105, 112700345, 157780483, 788902415]

約数ペア:

[(1, 788902415), (5, 157780483), (7, 112700345), (23, 34300105), (31, 25448465), (35, 22540069), (101, 7810915), (115, 6860021), (155, 5089693), (161, 4900015), (217, 3635495), (313, 2520455), (505, 1562183), (707, 1115845), (713, 1106455), (805, 980003), (1085, 727099), (1565, 504091), (2191, 360065), (2323, 339605), (3131, 251965), (3535, 223169), (3565, 221291), (4991, 158065), (7199, 109585), (9703, 81305), (10955, 72013), (11615, 67921), (15655, 50393), (16261, 48515), (21917, 35995), (24955, 31613)]